1. Introduction
The Huawei Mobile WiFi 3 Pro Router E5783-836 is a portable 4G LTE Cat 7 mobile hotspot designed to provide high-speed internet access on the go. This device supports dual-band Wi-Fi (2.4GHz/5GHz) and can connect up to 32 devices simultaneously, offering a reliable and fast network experience for various scenarios such as office work, travel, and outdoor activities. Its compact and lightweight design, coupled with a long-lasting battery, makes it an ideal companion for staying connected.

2. Package Contents
Upon opening the package, ensure all the following items are present:
- Huawei Mobile WiFi 3 Pro Router E5783-836
- Battery (3000mAh)
- Quick Start Guide / User Manual (may be in Chinese, refer to this document for English instructions)
- Warranty Card (may be in Chinese)

3. Setup
Follow these steps to set up your Huawei Mobile WiFi 3 Pro Router:
- **Open the Back Cover:** Gently remove the back cover of the device.
- **Insert SIM Card:** Locate the SIM card slot. Insert a standard 4G SIM card into the designated slot. Ensure the SIM card is correctly oriented as indicated by the diagram near the slot.
- **Install Battery:** Place the 3000mAh battery into its compartment, aligning the contacts properly.
- **Close Back Cover:** Replace the back cover, ensuring it snaps securely into place.
- **Power On:** Press and hold the power button (usually on the side or top) until the indicator lights illuminate.

4. Operating Instructions
4.1 Connecting to Wi-Fi
Once the device is powered on and has established a network connection (indicated by the signal strength lights), you can connect your devices:
- On your smartphone, tablet, or laptop, go to Wi-Fi settings.
- Search for available Wi-Fi networks. The network name (SSID) and password are typically found on a sticker inside the device (under the battery) or on the packaging.
- Select the Huawei Mobile WiFi 3 Pro network (e.g., "HUAWEI_XXXX").
- Enter the Wi-Fi password when prompted.
- Your device should now be connected to the internet.
4.2 Managing Connected Devices
The router supports connecting up to 32 devices simultaneously. You can manage these connections and monitor data usage through the Huawei AI Life app or the device's web interface (usually accessible via 192.168.8.1 in a web browser when connected to the device's Wi-Fi).

4.3 Dual-Band Wi-Fi
The device operates on both 2.4GHz and 5GHz Wi-Fi bands, offering flexibility and optimized performance. The 2.4GHz band provides wider coverage, while the 5GHz band offers faster speeds and less interference, ideal for high-bandwidth activities.
4.4 Internet Access
Enjoy high-speed internet access with speeds up to 300Mbps. The device is compatible with major Chinese mobile operators (China Mobile, China Telecom, China Unicom) by simply inserting their respective SIM cards.

5. Features
- **Portability:** Lightweight (113g) and compact design, making it easy to carry in your pocket.
- **Long Battery Life:** Equipped with a 3000mAh battery, providing up to 12 hours of usage and 700 hours of standby time, thanks to Huawei's intelligent power-saving algorithm.
- **Wi-Fi Expansion:** Can be connected to your home router to extend Wi-Fi coverage, ensuring a strong signal throughout your home.
- **Versatile Usage Scenarios:** Suitable for various environments including office, travel, short-term rentals, in-car use, outdoor live broadcasts, and group gaming.



6. Specifications
| Category | Specification |
|---|---|
| Model | E5783-836 |
| Dimensions | 100*58*18mm (TBD) |
| LTE Category | Cat 7 DL/UL 2CC |
| FDD-LTE Speed | 300Mbps (DL), 100Mbps (UL) |
| TDD-LTE Speed | 220Mbps (DL), 20Mbps (UL) |
| DL/UL QAM | DL 64QAM, UL 16QAM |
| Supported Bands | LTE: B1/3/5/8/34/38/39/40/41 (D40 2300-2390, B41 2545-2875) UMTS: B1/8 TD-SCDMA: No DL:1C/3C/38C/39C/40C/41C DL:38C/39C/40C/41C/39A-41A/1A-3A/2A_5A/1A_5A/8A_41A |
| Battery Capacity | 3000mAh |
| Working Time | 12 hours |
| Display | LED lights (Signal, Battery) |
| Interfaces | 1*USB Type C, 1*SIM card slot (3FF) |
| Buttons | 1*Power Key, 1*Reset Key |
| Wi-Fi Standard | 802.11 b/g/n 2*2 MIMO 2.4GHz & 802.11ac/n/a/c 2*2 MIMO 5GHz |
| Max Users | Support 32 users |

7. Maintenance
- **Cleaning:** Use a soft, dry cloth to clean the device. Avoid using liquid cleaners or abrasive materials.
- **Storage:** Store the device in a cool, dry place away from direct sunlight and extreme temperatures.
- **Battery Care:** To prolong battery life, avoid fully discharging the battery frequently. If storing for an extended period, charge the battery to about 50% and recharge every few months.
- **Avoid Water:** This device is not waterproof. Keep it away from water and high humidity.
- **Handle with Care:** Avoid dropping or subjecting the device to strong impacts.
8. Troubleshooting
8.1 Common Issues and Solutions
- **No Internet Connection:**
- Ensure the SIM card is correctly inserted and active.
- Check if you have an active data plan with your mobile operator.
- Verify that the device has sufficient battery charge.
- Restart the device.
- Check the signal strength indicator on the device. If the signal is weak, move to an area with better reception.
- **Cannot Connect to Wi-Fi:**
- Ensure the Wi-Fi hotspot is powered on.
- Verify you are entering the correct Wi-Fi password (SSID and password are usually on a sticker inside the device).
- Try restarting both the hotspot and the device you are trying to connect.
- **Slow Internet Speed:**
- Check the signal strength. Weak signal can lead to slow speeds.
- Reduce the number of connected devices.
- Ensure no background applications are consuming excessive bandwidth.
- Try switching between 2.4GHz and 5GHz Wi-Fi bands if available, as 5GHz often offers faster speeds in close proximity.
8.2 Product Condition
This product is sold as a new device. If you have received a product that appears to be used or damaged, please contact your seller immediately.
9. User Tips
- **Optimal Placement:** For best signal reception, place the router in an open area, away from obstructions like walls or large metal objects.
- **Battery Management:** While the device has a good battery life, carrying a power bank can be useful for extended use during travel.
- **Security:** Change the default Wi-Fi password regularly to maintain network security.
- **Firmware Updates:** Periodically check for firmware updates via the Huawei AI Life app or the web interface to ensure optimal performance and security.
10. Warranty and Support
For warranty information and technical support, please refer to the documentation included in your product package or visit the official Huawei support website. Keep your proof of purchase for warranty claims.





